Example #1
0
        public static GazeData openAndFilter(string path)
        {
            GazeData gd = new GazeData(Path.ChangeExtension(Path.GetFullPath(path), null));

            gd.gazes = GazeData.fixationBusher2008(gd.gazes);
            return(gd);
        }
Example #2
0
        static void Main(string[] args)
        {
            //load a file
            //string namefile = @"C:\Users\Olivier\Documents\GitHub\eyex\RecordingEyeGaze\RecordingEyeGaze\bin\Debug\readingNature_screenshots\readingNaturep1-913words";
            ////string namefile = @"C:\Users\Olivier\Documents\GitHub\eyex\RecordingEyeGaze\RecordingEyeGaze\bin\Debug\notreading_screenshots\notreading";

            //GazeData gd = new GazeData(namefile);
            //gd.gazes = GazeData.fixationBusher2008(gd.gazes);
            //List<bool> reading = scoreReading1(gd.gazes);

            string folder = @"C:\Users\Olivier\Documents\GitHub\eyex\RecordingEyeGaze\ReadingVSNotReading\bin\Debug\verticalJapanese";

            //string folder = @"C:\Users\Olivier\Documents\GitHub\eyex\RecordingEyeGaze\ReadingVSNotReading\bin\Debug\English";
            string[] files = Directory.GetFiles(folder);
            foreach (var file in files)
            {
                Console.WriteLine(file);
                GazeData gd = new GazeData(file);
                gd.gazes = GazeData.fixationBusher2008(gd.gazes);
                List <int> reading = scoreReading2(gd.gazes, 5, 20);
                double     average = reading.Average();
                Console.WriteLine(average);
                Console.WriteLine("\n");

                //If reading, apply the wordometer
                //if (average > 0.5)
                //{
                //    gd.lines = GazeData.lineBreakDetectionSimple(ref gd.gazes);
                //    int nbWords = (int)(gd.TotalLinesLength / 70);
                //    Console.WriteLine("Nb of words = " + nbWords);
                //}
            }
            Console.WriteLine("\n\nPress a key to exit...");
            Console.ReadLine();
        }
Example #3
0
        static void Main(string[] args)
        {
            //Load recordings
            string[] files = Directory.GetFiles(folder, name + ".csv", SearchOption.AllDirectories);

            //Load image
            Bitmap   bmp = new Bitmap(@"V:\manga-eyegaze\l3i\2015-10-06_10-26-41\001_back.png");
            Graphics g   = Graphics.FromImage(bmp);

            //Compute fixations
            foreach (var file in files)
            {
                GazeData gd = new GazeData(file.Replace(".csv", ""));
                //List<Gaze> gazes = new List<Gaze>();
                List <Gaze> fixations = GazeData.fixationBusher2008(gd.gazes);
                //normalize the time
                double sum = fixations.Sum(x => x.duration);
                for (int i = 0; i < fixations.Count; i++)
                {
                    // 360/25
                    fixations[i].duration *= 100 / sum;
                    //Add to the hue , the duration in 50 pixels around the fixations
                    Pen p = new Pen(Color.Red);
                    g.DrawEllipse(p, new Rectangle((int)fixations[i].gazeX, (int)fixations[i].gazeY, 50, 50)); // Should be a gaussian
                }
                //gd.gazes = fixations;
            }
        }
Example #4
0
 public Recording(string path)
 {
     this.path     = path;
     gaze          = GazeData.readTobiiCsv(path);
     fixations     = GazeData.fixationBusher2008(gaze);
     fixationLines = GazeData.lineBreakDetectionSimple(ref fixations);
     string[] split = Path.GetFileNameWithoutExtension(path).Split('_');
     readerName   = split[0];
     documentName = split[1];
     saccades     = computeSaccades(fixations);
     computeFeatures();
 }
Example #5
0
        public int estimatedNumberOfReadWords()
        {
            GazeData gdCopy = (GazeData)gd.Clone();

            gdCopy.gazes = GazeData.fixationBusher2008(gdCopy.gazes);
            gdCopy.lines = GazeData.lineBreakDetectionSimple(ref gdCopy.gazes);
            List <int> words = new List <int>();

            foreach (var item in gdCopy.lines)
            {
                //estimateSpeed
                words.Add(wordsLine(item));
            }
            return(words.Sum());
        }
Example #6
0
        public List <double> speedPerLine()
        {
            //Clone the gaze for applying fixation and line break detection on it
            GazeData gdCopy = (GazeData)gd.Clone();

            gdCopy.gazes = GazeData.fixationBusher2008(gdCopy.gazes);
            gdCopy.lines = GazeData.lineBreakDetectionSimple(ref gdCopy.gazes);
            List <double> speed = new List <double>();

            foreach (var item in gdCopy.lines)
            {
                //estimateSpeed
                speed.Add(speedLine(item));
            }
            return(speed);
        }
        public void update(float posX, float posY, float timestamp)
        {
            Gaze g = new Gaze();

            g.gazeX     = posX;
            g.gazeY     = posY;
            g.timestamp = timestamp;
            gazes.Add(g);
            GazeData gd = new GazeData();

            gd.gazes  = gazes;
            gd.gazes  = GazeData.fixationBusher2008(gd.gazes);
            gd.lines  = GazeData.lineBreakDetectionSimple(ref gd.gazes);
            fixations = gd.gazes;
            nbWords   = (int)(gd.TotalLinesLength / space);
            //I had one word per line in the estimation because the fixations are found at the center of the words
            nbWords += gd.lines.Count;
        }
Example #8
0
        public static List <GazeData> loadEyeGazes(string folderPathEG)
        {
            List <GazeData> gazes = new List <GazeData>();
            List <string>   files = Directory.GetFiles(folderPathEG, "*.csv").ToList();

            files.AddRange(Directory.GetFiles(folderPathEG, "*.txt"));
            foreach (var item in files)
            {
                //Get the ID of the groundtruth
                int groundTruthID = int.Parse(Path.GetFileNameWithoutExtension(item).Split('_')[1]);
                //I don't take the first text as it seems not relevant
                //if (groundTruthID == 1) continue;
                GazeData gd = new GazeData(Path.ChangeExtension(item, null), groundTruthID - 1);
                gd.gazes = GazeData.fixationBusher2008(gd.gazes, 100);
                gd.lines = GazeData.lineBreakDetectionSimple(ref gd.gazes);
                //gd.lineBreakDetectionOkoso();
                //gd.rowDataLineBreak(-80);
                gazes.Add(gd);
            }
            return(gazes);
        }
Example #9
0
        public List <double> speedPerFixation()
        {
            //Clone the gaze for applying fixation detection on it
            GazeData gdFixation = (GazeData)gd.Clone();

            GazeData.fixationBusher2008(gdFixation.gazes);
            List <double> speed = new List <double>();

            for (int i = 1; i < gdFixation.gazes.Count; i++)
            {
                double distX = gdFixation.gazes[i].gazeX - gdFixation.gazes[i - 1].gazeX;
                //Don't compute speed for backward
                if (distX < 0)
                {
                    continue;
                }
                double estimatedWords = distX / averageWidthWordSpace;
                double elapsedtime    = gdFixation.gazes[i].timestamp - gdFixation.gazes[i - 1].timestamp;
                speed.Add(60000 * estimatedWords / elapsedtime);
            }
            return(speed);
        }
Example #10
0
        //input a file recorded by tobii
        //outut the tag words as a string. This string can be use in wordle.net
        static void Main(string[] args)
        {
            Console.WriteLine("Write the path to the Tobii file:");
            string tobiiFile = readFile("Timestamp;GazeX;GazeY;LeftEye;RightEye");

            Console.WriteLine("Write the path to the layout file:");
            string   layoutFile = readFile("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
            GazeData gd         = new GazeData(Path.ChangeExtension(tobiiFile, null));
            PcGts    layout     = Retrieval.Program.loadLayout(layoutFile);

            gd.gazes = GazeData.fixationBusher2008(gd.gazes);
            //For each gaze, find the closest word
            List <string> words = findClosestWords(gd, layout);

            //Outpout the words
            foreach (var item in words)
            {
                Console.WriteLine(item);
            }
            Console.WriteLine("Write the path to export the file:");
            string pathSave = Console.ReadLine();

            File.WriteAllLines(pathSave, words);
        }